CN205401033U - Piston type compressor - Google Patents
Piston type compressor Download PDFInfo
- Publication number
- CN205401033U CN205401033U CN201620168942.5U CN201620168942U CN205401033U CN 205401033 U CN205401033 U CN 205401033U CN 201620168942 U CN201620168942 U CN 201620168942U CN 205401033 U CN205401033 U CN 205401033U
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- compressor
- planetary gear
- piston
- gear
- planet carrier
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Abstract
The utility model provides a be applied to compressor product field's piston type compressor, piston type compressor driving gear (5) with can drive driving gear (5) pivoted motor (4) and be connected, driven gear (6) and driving gear (5) meshing, driven gear (6) are connected with planet carrier (7), planet wheel (8) are connected with planet carrier (7), planet wheel (8) and central fixed gear (9) inner wall gear engagement, connecting rod (3) one end is connected with piston (2), connecting rod (3) other end and planet wheel (8) swing joint of border portion, the utility model discloses a piston type compressor can balance piston type compressor each moving part inertial force and inertial moment, overcomes not enough that piston type compressor second order inertial force can't be balanced in the past, improves the dynamic performance of compressor.
Description
Technical field
This utility model belongs to compressor product technical field, more specifically, relates to a kind of piston compressor.
Background technology
Piston compressor is good due to its air-tightness, and single stage compress ratio is high, with low cost, easy to maintenance, is therefore widely adopted in all trades and professions.But, existing piston compressor, there is also machine build excessive, during work, vibration and noise are relatively big, and capacity has the deficiencies such as fluctuation.Owing to the main transmission of piston compressor is generally adopted toggle, the second-order inertia force of piston cannot balance, and therefore during operating, vibration and noise is big, increases energy loss, have impact on working power.Therefore, existing piston compressor Problems existing has become as a bottleneck problem of restriction piston compressor engineer applied field development.
Utility model content
Technical problem to be solved in the utility model is: for the deficiencies in the prior art, a kind of simple in construction is provided, can each moving component inertia force of complete equipilibrium piston compressor and moment of inertia, overcome the deficiency that conventional piston compressor second-order inertia power cannot balance, thus being effectively improved the power performance of compressor, avoid energy loss, may insure that the piston compressor of the running speed operation higher and dependable performance simultaneously.
Solving techniques discussed above problem, the technical scheme that this utility model is taked is:
This utility model is a kind of piston compressor, described piston compressor includes compression cylinder, piston, connecting rod, described piston compressor also includes motor, driving gear, driven gear, planet carrier, planetary gear, center fixed gear, described driving gear is connected with the motor that driving gear can be driven to rotate, driven gear engages with driving gear, driven gear is connected with planet carrier, planetary gear is connected with planet carrier, planetary gear engages with center fixed gear inwall gear, described connecting rod one end is connected with piston, the connecting rod other end is flexibly connected with planetary gear edge portion.
Described piston compressor includes many group compressor planetary gear systems, often group compressor planetary gear system includes compression cylinder, piston, connecting rod, driven gear, planet carrier, planetary gear, center fixed gear respectively, the driven gear often organizing compressor planetary gear system engages with driving gear respectively, being set to the structure arranged by decile angle between many group compressor planetary gear systems, many group compressor planetary gear systems are set to be positioned at the structure of same level.
By connecting, axle and planet carrier are fixing to be connected the described driven gear often organizing compressor planetary gear system, center fixed gear is fixing with frame to be connected, planetary gear and center fixed gear internal messing, and be flexibly connected with the supporting axle of planet carrier, connecting rod one end is flexibly connected with piston, and the connecting rod other end is flexibly connected with planetary gear by bearing pin.
Described compressor planetary gear system includes three groups, the structure in 120 degree of angles it is set between every compressor planetary gear system two groups adjacent, often organize and the planet carrier of compressor planetary gear system arranges supporting axle and edge portion simultaneously, the structure that supporting axle is set between edge portion adjacent 180 degree angles, described position, edge portion installation balance mass block.
Described motor is flexibly connected by shaft coupling and driving gear, described motor is connected with the control parts that can control motor start and stop, and described compressor planetary gear system is configured to be converted to the rotational motion of planetary gear the structure of the linear reciprocating motion of piston.
The diameter dimension of described planetary gear is equal to the structure of the diameter dimension half of center fixed gear.
This utility model also relates to the motion inertia force balance method of a kind of piston compressor, and the step of the motion inertia force balance method of described piston compressor is:
1) decile angle will be pressed between described many groups compressor planetary gear system to arrange, compressor planetary gear system will be organized more be set to be positioned at the structure of same level;
2) balance mass block is installed at the position, edge portion of described planetary gear.
Compressor planetary gear system arranges three groups, and in 120 degree of angles between every compressor planetary gear system two groups adjacent, compressor planetary gear system is configured to be converted to the rotational motion of planetary gear the structure of the linear reciprocating motion of piston.
Arranging supporting axle and edge portion on the planet carrier often organizing compressor planetary gear system, the structure being set between edge portion by supporting axle adjacent 180 degree angles, at position, edge portion installation balance mass block simultaneously.
Adopt the technical solution of the utility model, following beneficial effect can be obtained:
nullThe motion inertia force balance method of piston compressor described in the utility model and piston compressor,When piston compressor works,By controlling electric machine rotation work,Electric machine rotation work drives driving gear to rotate,Driving gear drives driven gear to rotate,Driven gear drives planet carrier to rotate again,Planetary gear is driven to rotate when planet carrier rotates,At this moment,Because planetary gear engages with center fixed gear inwall gear,So planetary gear can make circular-rotation along circular inwall gear,By the circulation circular motion of planetary gear,Drive piston reciprocating in compressor cylinder body,Thus realizing being worked by driven by motor piston compressor,The motion inertia force balance method of piston compressor of the present utility model and piston compressor,Simple in construction,Can overcome existing piston compressor when moving each component inertia power bigger,The deficiency that during piston movement, second-order inertia power cannot balance,Thus being effectively improved the power performance of piston compressor,Reduce vibration and noise when operating and energy loss,Can run in higher running speed simultaneously,Dependable performance,Thus improving piston compressor operating rotating speed.Piston compressor structure described in the utility model, when piston compressor works, reciprocating motion due to piston, huge reciprocal inertia force can be produced, in order to overcome reciprocal inertia force, this utility model forms the structure of a piston compressor by adopting many group compressor planetary gear systems, so, the rotational motion of planetary gear can not only be converted into the reciprocating motion of piston by piston compressor described in the utility model, piston rod is done reciprocating linear motion, and the inertia force of second-order will not be produced.By organizing the reasonable Arrangement of compressor planetary gear system, it is possible to reach the rotation of compressor complete machine and purpose that reciprocal inertia force cancels each other so that inertia force during piston compressor work makes a concerted effort to be 0 more.Compared with existing piston compressor, in compressor of the present utility model has the advantage that 1, respectively the reciprocating connecting rod of group is generally aligned in the same plane with piston, during piston compressor work, reciprocal inertia force between many group compressor planetary gear systems can cancel each other completely, making a concerted effort of compressor reciprocal inertia force is 0, and the resultant moment of reciprocal inertia force is also 0.Therefore during whole compressor operating, power performance is obviously improved.2, connecting rod and piston all do reciprocating linear motion, non-lateral pressure during pistons work, improve air-tightness and piston service life of compressor, it is not necessary to arrange cross head design, it is possible to save the group portion structure of piston, effectively save cost, improve performance.
Accompanying drawing explanation
Below the content expressed by each accompanying drawing of this specification and the labelling in figure are made brief description:
Fig. 1 be piston compressor described in the utility model face structural representation;
Fig. 2 is the sectional structure schematic diagram in the A A face of the piston compressor described in Fig. 1;
Fig. 3 is the piston compressor described in the utility model hypocycloid movement locus schematic diagram when working;
Fig. 4 is single structure organized when compressor planetary gear system is connected with connecting rod;
Accompanying drawing acceptance of the bid note is respectively as follows: 1, compression cylinder;2, piston;3, connecting rod;4, motor;5, driving gear;6, driven gear;7, planet carrier;8, planetary gear;9, center fixed gear;10, compressor planetary gear system;11, axle is connected;12, supporting axle;13, bearing pin;14, edge portion;15, balance mass block;16, shaft coupling.
Detailed description of the invention
Below against accompanying drawing, by the description to embodiment, the effect and operation principle etc. of the mutual alignment between the such as involved shape of each component of detailed description of the invention of the present utility model, structure, each several part and annexation, each several part is described in further detail:
As shown in accompanying drawing 1 accompanying drawing 4, this utility model is a kind of piston compressor, described piston compressor includes compression cylinder 1, piston 2, connecting rod 3, described piston compressor also includes motor 4, driving gear 5, driven gear 6, planet carrier 7, planetary gear 8, center fixed gear 9, described driving gear 5 is connected with the motor 4 that driving gear 5 can be driven to rotate, driven gear 6 engages with driving gear 5, driven gear 6 is connected with planet carrier 7, planetary gear 8 is connected with planet carrier 7, planetary gear 8 engages with center fixed gear 9 inwall gear, described connecting rod 3 one end is connected with piston 2, connecting rod 3 other end is flexibly connected with planetary gear 8 edge portion.nullSuch structure is arranged,When piston compressor works,By controlling electric machine rotation work,Electric machine rotation work drives driving gear to rotate,Driving gear drives driven gear to rotate,Driven gear drives planet carrier to rotate again,Planetary gear is driven to rotate when planet carrier rotates,At this moment,Because planetary gear engages with center fixed gear inwall gear,So planetary gear can along the circular left circular-rotation of inwall gear,By the circulation circular motion of planetary gear,Drive piston left reciprocating motion in compression cylinder,Thus realizing being worked by driven by motor piston compressor,Piston compressor described in the utility model,Simple in construction,Can overcome existing piston compressor when moving each component inertia power bigger,The deficiency that during piston movement, two-stage inertia force cannot balance,Thus being effectively improved the power performance of piston compressor,Avoid energy loss,Can run in higher running speed simultaneously,Dependable performance,Meet piston compressor rotation speed requirements.
Described piston compressor includes many group compressor planetary gear systems 10, often group compressor planetary gear system 10 includes compression cylinder 1, piston 2, connecting rod 3, driven gear 6, planet carrier 7, planetary gear 8, center fixed gear 9 respectively, the driven gear 6 often organizing compressor planetary gear system 10 engages with driving gear 5 respectively, being set to the structure arranged by decile angle between many group compressor planetary gear systems 10, many group compressor planetary gear systems 10 are set to be positioned at the structure of same level.Piston compressor structure described in the utility model, when piston compressor works, reciprocating motion due to piston, huge reciprocal inertia force can be produced, in order to overcome reciprocal inertia force, this utility model forms the structure of a piston compressor by adopting many group compressor planetary gear systems 10, so, the rotational motion of planetary gear can not only be converted into the reciprocating motion of piston by piston compressor described in the utility model, piston rod is done reciprocating linear motion, and the inertia force of second-order will not be produced.By organizing the reasonable Arrangement of compressor planetary gear system 10, it is possible to reach the rotation of compressor complete machine and purpose that reciprocal inertia force cancels each other so that inertia force during piston compressor work makes a concerted effort to be 0, and the resultant moment of reciprocal inertia force is also 0 more.Compared with existing piston compressor, in compressor of the present utility model has the advantage that 1, reciprocating connecting rod is generally aligned in the same plane with piston, making a concerted effort of reciprocal inertia force is 0.During piston compressor work, the reciprocal inertia force between many group compressor planetary gear systems 10 can cancel each other completely, and therefore during whole compressor operating, power performance is obviously improved.2, connecting rod and piston all do reciprocating linear motion, non-lateral pressure during pistons work, improve air-tightness and piston service life of compressor, it is not necessary to arrange cross head design, it is possible to save the group portion structure of piston, effectively save cost, improve performance.
By connecting, axle 11 is fixing with planet carrier 7 to be connected the described driven gear 6 often organizing compressor planetary gear system 10, center fixed gear 9 is fixing with frame to be connected, planetary gear 8 and center fixed gear 9 internal messing, and be flexibly connected with the supporting axle 12 of planet carrier 7, connecting rod 3 one end is flexibly connected with piston 2, and connecting rod 3 other end is flexibly connected with planetary gear 8 by bearing pin 13.
Described compressor planetary gear system 10 includes three groups, the structure in 120 degree of angles it is set between every compressor planetary gear system 10 two groups adjacent, often organize and the planet carrier 7 of compressor planetary gear system 10 arranges supporting axle 12 and edge portion 14 simultaneously, the structure that supporting axle 12 is set between edge portion 14 adjacent 180 degree angles, described position, edge portion 14 installation balance mass block 15.Preferably, compressor planetary gear system 10 is set to three groups.Such structure, often the angle between group compressor planetary gear system 10 is 120 degree, and the angle between each connecting rod is also 120 degree, and meanwhile, three groups of compressor planetary gear systems 10 are at grade.So, during piston compressor work, three groups of compressor planetary gear systems 10 of driven by motor are synchronized with the movement, and the reciprocal inertia force produced when three groups of compressor planetary gear systems 10 work can be cancelled out each other so that reciprocal inertia force during piston compressor work makes a concerted effort to be 0.The rotating inertia force produced when planetary gear is rotated, it is possible to offsetting by arranging installation balance mass block 15 on planet carrier, so, the power performance of compressor obtains further optimization, and vibration during operating also reduces further.
Described motor 4 is flexibly connected by shaft coupling 16 and driving gear 5, described motor 4 is connected with the control parts that can control motor 4 start and stop, and described compressor planetary gear system 10 is configured to be converted to the rotational motion of planetary gear 8 structure of the linear reciprocating motion of piston 2.Driving driving gear to rotate by shaft coupling during motor work, then pass through driven gear, planet carrier, be sequentially delivered on planetary gear by power, planetary gear is acting on connecting rod.And the start and stop of motor realize by controlling the control of parts.
The diameter dimension of described planetary gear 8 is equal to the structure of the diameter dimension half of center fixed gear 9.For planetary gears, the track of the arbitrfary point on its planetary gear is hypocycloid, and centered by the diameter of planetary gear during the half of fixed gear diameter, the track of the upper point of planetary gear joint unit is a straight line.Utilize this characteristic hypocycloidal, this utility model arranges bearing pin in the joint unit of planetary gear, by the big end of connecting rod and pin shaft joint, so that piston rod constitutes a combined mechanism with compressor planetary gear system, it is possible to realize being transformed into the rotational motion of planetary gear the reciprocating motion of piston, such structure, second-order inertia power will not be produced, improve power performance, reduce energy loss and vibration, improve the overall performance of compressor.
The motion inertia force balance method of piston compressor described in the utility model, performance during piston compressor work can be effectively improved, overcome existing piston compressor when moving each component inertia power bigger, the deficiency that during piston movement, second-order inertia power cannot balance, thus being effectively improved the power performance of piston compressor, avoid energy loss, can run in higher running speed, dependable performance simultaneously.
The step of the motion inertia force balance method of described piston compressor is:
1) decile angle will be pressed between described many groups compressor planetary gear system 10 to arrange, compressor planetary gear system 10 will be organized more be set to be positioned at the structure of same level;
2) balance mass block 15 is installed at the position, edge portion 14 of described planetary gear 8.
Compressor planetary gear system 10 arranges three groups, and in 120 degree of angles between every compressor planetary gear system 10 two groups adjacent, compressor planetary gear system 10 is configured to be converted to the rotational motion of planetary gear 8 structure of the linear reciprocating motion of piston 2.
Arranging supporting axle 12 and edge portion 14 on the planet carrier 7 often organize compressor planetary gear system 10, the structure being set between edge portion 14 by supporting axle 12 adjacent 180 degree angles, at position, edge portion 14 installation balance mass block 15 simultaneously.
In piston compressor described in the utility model, hypocycloidal character is: when a roundlet (planetary gear) makes pure rolling in fixing great circle (center fixed gear), the track that any point on roundlet is passed by is hypocycloid, as shown in Figure 4.If the radius of roundlet is r, the radius of great circle is R, and the great circle center of circle is O, using O point as zero, with horizontal direction for x-axis, with vertical direction for y-axis, φ is the angle of two circle circle center line connectings and x-axis, M point is a bit on roundlet circumference, and its track is hypocycloid, and its parametric equation is:
As R=2r, equation simplification is
That is, the movement locus of M point is the straightway overlapped with x-axis, and x value is along with the angle of two circle circle center line connectings with x-axisChange, ranges for [-2r, 2r].
In piston compressor described in the utility model, structure and working principle when single group compressor planetary gear system is connected with connecting rod is: utilize this character of hypocycloid, at planetary pitch circle M point, bearing pin is set, realization single group compressor planetary gear system is flexibly connected with connecting rod, as shown in Figure 3.By such setting, this combined mechanism can realize being converted to the rotational motion of planetary gear the linear reciprocating motion of piston.
nullThe motion inertia force balance method of piston compressor described in the utility model and piston compressor,When piston compressor works,By controlling electric machine rotation work,Electric machine rotation work drives driving gear to rotate,Driving gear drives driven gear to rotate,Driven gear drives planet carrier to rotate again,Planetary gear is driven to rotate when planet carrier rotates,At this moment,Because planetary gear engages with center fixed gear inwall gear,So planetary gear can along the circular left circular-rotation of inwall gear,By the circulation circular motion of planetary gear,Drive piston left reciprocating motion in compression cylinder,Thus realizing being worked by driven by motor piston compressor,The motion inertia force balance method of piston compressor of the present utility model and piston compressor,Simple in construction,Can overcome existing piston compressor when moving each component inertia power bigger,The deficiency that during piston movement, two-stage inertia force cannot balance,Thus being effectively improved the power performance of piston compressor,Avoid energy loss,Can run in higher running speed simultaneously,Dependable performance,Meet piston compressor rotation speed requirements.Piston compressor structure described in the utility model, when piston compressor works, reciprocating motion due to piston, huge reciprocal inertia force can be produced, in order to overcome reciprocal inertia force, this utility model forms the structure of a piston compressor by adopting many group compressor planetary gear systems, so, the rotational motion of planetary gear can not only be converted into the reciprocating motion of piston by piston compressor described in the utility model, piston rod is done reciprocating linear motion, and the inertia force of second-order will not be produced.By organizing the reasonable Arrangement of compressor planetary gear system, it is possible to reach the rotation of compressor complete machine and purpose that reciprocal inertia force cancels each other so that inertia force during piston compressor work makes a concerted effort to be 0 more.Compared with existing piston compressor, in compressor of the present utility model has the advantage that 1, reciprocating connecting rod is generally aligned in the same plane with piston, making a concerted effort of reciprocal inertia force is 0.During piston compressor work, the reciprocal inertia force between many group compressor planetary gear systems can cancel each other completely, and therefore during whole compressor operating, power performance is obviously improved.2, connecting rod and piston all do reciprocating linear motion, non-lateral pressure during pistons work, improve air-tightness and piston service life of compressor, it is not necessary to arrange cross head design, it is possible to save the group portion structure of piston, effectively save cost, improve performance.
Above in conjunction with accompanying drawing, this utility model is carried out exemplary description; obvious this utility model concrete implementation is not subject to the restrictions described above; as long as have employed the various improvement that method of the present utility model design carries out with technical scheme; or not improved design of the present utility model and technical scheme are directly applied to other occasions, all in protection domain of the present utility model.
Claims (6)
1. a piston compressor, described piston compressor includes compression cylinder (1), piston (2), connecting rod (3), it is characterized in that: described piston compressor also includes motor (4), driving gear (5), driven gear (6), planet carrier (7), planetary gear (8), center fixed gear (9), described driving gear (5) is connected with the motor (4) that driving gear (5) can be driven to rotate, driven gear (6) engages with driving gear (5), driven gear (6) is connected with planet carrier (7), planetary gear (8) is connected with planet carrier (7), planetary gear (8) engages with center fixed gear (9) inwall gear, described connecting rod (3) one end is connected with piston (2), connecting rod (3) other end is flexibly connected with planetary gear (8) edge portion.
2. piston compressor according to claim 1, it is characterized in that: described piston compressor includes many groups compressor planetary gear system (10), often group compressor planetary gear system (10) includes compression cylinder (1) respectively, piston (2), connecting rod (3), driven gear (6), planet carrier (7), planetary gear (8), center fixed gear (9), often the driven gear (6) of group compressor planetary gear system (10) engages with driving gear (5) respectively, the structure arranged by decile angle it is set between many groups compressor planetary gear system (10), many groups compressor planetary gear system (10) are set to be positioned at the structure of same level.
3. piston compressor according to claim 2, it is characterized in that: by connecting, axle (11) and planet carrier (7) are fixing to be connected the driven gear (6) of described often group compressor planetary gear system (10), center fixed gear (9) is fixing with frame to be connected, planetary gear (8) and center fixed gear (9) internal messing, and be flexibly connected with the supporting axle (12) of planet carrier (7), connecting rod (3) one end is flexibly connected with piston (2), connecting rod (3) other end is flexibly connected with planetary gear (8) by bearing pin (13).
4. piston compressor according to claim 2, it is characterized in that: described compressor planetary gear system (10) includes three groups, the structure in 120 degree of angles it is set between every compressor planetary gear system (10) two groups adjacent, often the planet carrier (7) of group compressor planetary gear system (10) arranges supporting axle (12) and edge portion (14) simultaneously, supporting axle (12) is set between edge portion (14) structure of adjacent 180 degree of angles, balance mass block (15) is installed at described edge portion (14) position.
5. piston compressor according to claim 1, it is characterized in that: described motor (4) is flexibly connected by shaft coupling (16) and driving gear (5), described motor (4) is connected with the control parts that can control motor (4) start and stop, and described compressor planetary gear system (10) is configured to be converted to the rotational motion of planetary gear (8) structure of the linear reciprocating motion of piston (2).
6. piston compressor according to claim 1, it is characterised in that: the diameter dimension of described planetary gear (8) is equal to the structure of the diameter dimension half of center fixed gear (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620168942.5U CN205401033U (en) | 2016-03-04 | 2016-03-04 | Piston type compressor |
Applications Claiming Priority (1)
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CN201620168942.5U CN205401033U (en) | 2016-03-04 | 2016-03-04 | Piston type compressor |
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CN205401033U true CN205401033U (en) | 2016-07-27 |
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CN201620168942.5U Expired - Fee Related CN205401033U (en) | 2016-03-04 | 2016-03-04 | Piston type compressor |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105626453A (en) * | 2016-03-04 | 2016-06-01 | 安徽工程大学 | Piston compressor and movement inertia force balancing method for piston compressor |
CN107152390A (en) * | 2017-04-05 | 2017-09-12 | 胡家润 | A kind of pendulum model air compressor |
CN107401494A (en) * | 2017-09-06 | 2017-11-28 | 西南交通大学 | A kind of piston type air compressor |
-
2016
- 2016-03-04 CN CN201620168942.5U patent/CN205401033U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105626453A (en) * | 2016-03-04 | 2016-06-01 | 安徽工程大学 | Piston compressor and movement inertia force balancing method for piston compressor |
CN105626453B (en) * | 2016-03-04 | 2018-05-25 | 安徽工程大学 | A kind of motion inertia force balance method of piston compressor and piston compressor |
CN107152390A (en) * | 2017-04-05 | 2017-09-12 | 胡家润 | A kind of pendulum model air compressor |
CN107401494A (en) * | 2017-09-06 | 2017-11-28 | 西南交通大学 | A kind of piston type air compressor |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170304 |